Exposure
ID
MATIS.2025-01-31T02:13:16.382_1
Header ID
MATIS.2025-01-31T02:13:16.382
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:20:48 UTC+0000
UTC Start
2025-01-31 02:13:16.382
UTC End
2025-01-31 02:14:16.442
MJD Start
60706.09255072
MJD End
60706.09324585889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005263500000000001
Ambient temperature (°C)
16.43
Seeing (arcsec)
0.9
Observation
ID
63559
Category
science
Program ID
114.273K.001
Program Title
FIRST APERTURE-SYNTHESIS IMAGING OF A CIRCUMSTELLAR ENVELOPE OF CEPHEID WITH VLTI/MATISSE
Program Type
Normal
PI / COI
HOCDÉ / MATTER / GALLENNE / NARDETTO / KERVELLA / PIETRZYNSKI / NARLOCH / WIELGORSKI / HAJDU / GIEREN / KAMINSKI / BAILLEUL / BRAS / AFANASIEV / MÉRAND
Target
ID
47357
Name
l_Car
RA
146.309115
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 16.0660 16.1060 97.1000 97.3000
A0-D0 31.7630 31.7670 27.7000 27.9000
A0-C1 17.5050 17.5310 62.6130 62.8810
B2-D0 30.1220 30.1230 357.7000 357.9000
B2-C1 10.0310 10.0310 357.7140 357.8780
D0-C1 20.0910 20.0920 177.7640 177.9280
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60706.09255072
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 16.066
HIERARCH ESO ISS PBL12 END 16.106
HIERARCH ESO ISS PBLA12 START 97.1
HIERARCH ESO ISS PBLA12 END 97.3
HIERARCH ESO ISS PBL13 START 31.763
HIERARCH ESO ISS PBL13 END 31.767
HIERARCH ESO ISS PBLA13 START 27.7
HIERARCH ESO ISS PBLA13 END 27.9
HIERARCH ESO ISS PBL14 START 17.505
HIERARCH ESO ISS PBL14 END 17.531
HIERARCH ESO ISS PBLA14 START 62.613
HIERARCH ESO ISS PBLA14 END 62.881
HIERARCH ESO ISS PBL23 START 30.122
HIERARCH ESO ISS PBL23 END 30.123
HIERARCH ESO ISS PBLA23 START 357.7
HIERARCH ESO ISS PBLA23 END 357.9
HIERARCH ESO ISS PBL24 START 10.031
HIERARCH ESO ISS PBL24 END 10.031
HIERARCH ESO ISS PBLA24 START 357.714
HIERARCH ESO ISS PBLA24 END 357.878
HIERARCH ESO ISS PBL34 START 20.091
HIERARCH ESO ISS PBL34 END 20.092
HIERARCH ESO ISS PBLA34 START 177.764
HIERARCH ESO ISS PBLA34 END 177.928
HIERARCH ESO ISS AMBI TAU0 START 0.00527
HIERARCH ESO ISS AMBI TAU0 END 0.005257
HIERARCH ESO ISS AMBI TEMP 16.43
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.87